5-alpha Reductase InhibitorsAzasteroidsFinasterideUrinary RetentionProstatic Hyperplasia3-Oxo-5-alpha-Steroid 4-DehydrogenaseCholestenone 5 alpha-ReductaseHydroxymethylglutaryl-CoA Reductase InhibitorsOxidoreductases Acting on CH-CH Group DonorsAldehyde ReductaseLovastatinSimvastatinPravastatinHydroxymethylglutaryl CoA ReductasesMevalonic AcidRhodanineHeptanoic AcidsRibonucleotide ReductasesImidazolidinesKineticsNitrate ReductasesPyrrolesFatty Acids, MonounsaturatedSorbitolEnzyme InhibitorsSugar Alcohol DehydrogenasesCytochrome-B(5) ReductaseGlutathione ReductaseOxidoreductasesNitrite ReductasesFluorobenzenesAnticholesteremic AgentsPolyisoprenyl PhosphatesFMN ReductaseThioredoxin-Disulfide ReductaseFolic Acid AntagonistsBinding, CompetitiveNADPH-Ferrihemoprotein Reductase